Yap, D. (2009). Maria Ejercito: Gentle creature but tough as steel. Philippine Daily Inquirer.
芝加哥风格引文Yap, DJ. "Maria Ejercito: Gentle Creature but Tough as Steel." Philippine Daily Inquirer 2009.
MLA引文Yap, DJ. "Maria Ejercito: Gentle Creature but Tough as Steel." Philippine Daily Inquirer, 2009.
警告：这些引文格式不一定是100％准确.